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the right answer is 4days
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Let us take the total work to be 1
So, Ram takes 12 days to do the total work.
So, 1 day of work for Ram= 1/12 of the work.
Meanwhile, Amir takes 6 days to do the total work.
So, 1 day of the work for Amir =1/6 of the work.
So, together=1/12+1/6
LCM of 12 and 6
So, Ram takes 12 days to do the total work.
So, 1 day of work for Ram= 1/12 of the work.
Meanwhile, Amir takes 6 days to do the total work.
So, 1 day of the work for Amir =1/6 of the work.
So, together=1/12+1/6
LCM of 12 and 6
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